Engines

Engines, fueling and tuning

  1. 8-valve

    Section for all 8-valve engines
    Discussions:
    3,917
    Messages:
    36,706
    Latest: Question, please, about valve stem oil seals. Rustbuster, Nov 24, 2023

  2. 16-valve

    Section for all things related to 16-valve engines
    Discussions:
    4,890
    Messages:
    61,187
    Latest: 16v turbo Toyotec, Nov 21, 2023

  3. 1.8 & 1.8T

    Section for all things related to the 20-valve 4 cyl engine
    Discussions:
    2,762
    Messages:
    26,219
    Latest: HELP with mk3 vr6 swap to 20vt Johnsx, Nov 29, 2023 at 7:08 AM

  4. VR5, VR6 & Wx

    Section for all things related to the VR6 & V6 engines
    Discussions:
    1,230
    Messages:
    10,693
    Latest: BMJ Ecu Diagram, Does anyone have please? DJP, Nov 6, 2023

  5. FSI (inc. GTI 2.0T)

    Section for all things related to the new breed engines (EA888, EA113, FSI, TSI, TFSI - call them what you will)
    Discussions:
    145
    Messages:
    1,273
    Latest: Building a nice N/A FSI Quattro16vt, Nov 20, 2023

  6. Diesel

    Section for all things related to diesel engines
    Discussions:
    789
    Messages:
    6,806
    Latest: PD130 Boost issues kenny-, Sep 9, 2023
Page 1 of 1119
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Title Start Date
Replies Views ↓
Last Message
  1. rubjonny
    Sticky

    OEM MK4 management wiring => Mk1/2/3 harness install FAQ (Now with added dieselness!)

    rubjonny, Nov 8, 2013 ... 42 43 44
    Replies:
    868
    Views:
    425,228
    Neal maharaj
    Dec 1, 2023 at 2:02 AM
  2. A.N. OTHER
    Sticky

    4 cylinder bore & stroke combinations + max bore & stroke list

    A.N. Other, Jan 20, 2011 ... 2 3
    Replies:
    43
    Views:
    47,281
    HPR
    Jun 11, 2020
  3. VW_SINGH
    Sticky

    Mk1 Golf - Fuel starvation on right hand bends.Analysis and conclusion

    vw_singh, Jun 30, 2009
    Replies:
    15
    Views:
    16,793
    vw_singh
    Jul 3, 2009
  4. A.N. OTHER
    Sticky

    The GTI Engine and its humble origins

    A.N. Other, Sep 28, 2010
    Replies:
    13
    Views:
    12,585
    A.N. Other
    Sep 30, 2010
  5. CRISPY 8V
    Locked Sticky

    VAG COM Users in FAQ

    Crispy 8V, Jun 27, 2006
    Replies:
    0
    Views:
    11,363
    Crispy 8V
    Jun 27, 2006
  6. Toyotec
    Sticky

    Fuel pumps and flow capablity

    Toyotec, Apr 14, 2011
    Replies:
    5
    Views:
    7,078
    turbotommy
    Apr 27, 2011
  7. A.N. OTHER
    Sticky

    Technical Engine Performance Discussions Index

    A.N. Other, Nov 27, 2013
    Replies:
    0
    Views:
    2,958
    A.N. Other
    Nov 27, 2013
  8. davkav
    Sticky

    Idle Stabilisation Valve (ISV) teardown

    davkav, Apr 17, 2018
    Replies:
    10
    Views:
    913
    xav
    Oct 9, 2022
  9. Brian.G

    Crankshaft types and differences

    Brian.G, Jan 1, 2010 ... 2 3
    Replies:
    40
    Views:
    81,511
    Brian.G
    Jun 25, 2013
  10. A.N. OTHER

    4 cyl big block oil pumps - how many versions? FAQ added p2. Updated p4.

    A.N. Other, Aug 18, 2009 ... 6 7 8
    Replies:
    148
    Views:
    56,309
    pingman
    Aug 23, 2016
  11. Nige

    Ebay / VMI Forged Conrods & Bolts. Never again..... !

    Nige, Sep 3, 2014 ... 9 10 11
    Replies:
    205
    Views:
    48,483
    Magnata820
    Sep 27, 2018
  12. MICKEY MARROWS

    Dry sump system what is available??

    mickey marrows, Nov 3, 2010 ... 2 3
    Replies:
    46
    Views:
    36,006
    RobT
    Jan 15, 2015
  13. SCOTTYMK2

    Stopping exhaust rattling/hitting underside of car!!

    scottymk2, Apr 18, 2007
    Replies:
    19
    Views:
    30,099
    luminosa
    Apr 20, 2007
  14. 1982.RPD

    How to tune 8v gti mk2???

    1982.rpd, Apr 17, 2007 ... 2 3
    Replies:
    41
    Views:
    29,070
    Tristan
    Jul 6, 2015
  15. ALTERN8

    Can you clean the Coolant expansion tank

    altern8, Apr 10, 2009 ... 2 3
    Replies:
    52
    Views:
    26,320
    crayon
    Jul 31, 2014
  16. Brian.G

    Chemical cleaning of alloy parts

    Brian.G, Jun 21, 2010 ... 2
    Replies:
    29
    Views:
    25,742
    bootsie
    Sep 17, 2021
  17. A.N. OTHER

    7A Audi 90 engine - what's the lineage?

    A.N. Other, Aug 17, 2010 ... 3 4 5
    Replies:
    83
    Views:
    22,835
    Toyotec
    Nov 1, 2015
  18. CABRIOLETMK3

    coolant temp sensor what does it do?

    cabrioletmk3, Mar 16, 2006
    Replies:
    14
    Views:
    22,736
    ivork
    Feb 19, 2014
  19. JONATHANHANSSEN

    Mk2 Top fill Radiator Conversion Help Needed

    jonathanhanssen, Aug 3, 2009 ... 2
    Replies:
    39
    Views:
    22,317
    Carey85
    Nov 8, 2015
  20. SDJ_MK3

    Compression 2E vs ADY vs AGG

    sdj_mk3, Apr 26, 2007
    Replies:
    19
    Views:
    22,310
    rubjonny
    May 8, 2007
  21. ADE.MK1

    Best MK1 Engine Conversion

    Ade.Mk1, Feb 2, 2006
    Replies:
    14
    Views:
    21,495
    nelo
    Feb 6, 2006
  22. A.N. OTHER

    Crank pulley vibration dampers & harmonics. Update: Lightweight crank pulleys = Bad

    A.N. Other, Jan 18, 2010 ... 4 5 6
    Replies:
    119
    Views:
    21,383
    mec82
    Feb 21, 2012
  23. PISTOL PETE

    16 Valve: Replacing coolant return hose

    pistol pete, Aug 21, 2006
    Replies:
    10
    Views:
    20,592
    Phil.
    Aug 31, 2006
  24. A.N. OTHER

    Drilling and tapping an engine block. How hard is the stuff?

    A.N. Other, Jun 30, 2008
    Replies:
    19
    Views:
    20,500
    mk28vICED
    Jul 22, 2010
  25. A.N. OTHER

    VW alloy blocks - what are the origins?

    A.N. Other, Sep 30, 2010 ... 2 3
    Replies:
    53
    Views:
    20,400
    Tristan
    Mar 30, 2015
  26. ambrose89

    best engine for high power/weight ratio? AKA Ben's Cab

    ambrose89, Jun 1, 2007 ... 18 19 20
    Replies:
    395
    Views:
    19,116
    fthaimike
    Sep 24, 2010
  27. HANDBRAKEHARRY

    Mk2 Golf GTI 8v external fuel pump?

    handbrakeharry, Dec 20, 2006 ... 2
    Replies:
    27
    Views:
    18,306
    costel1969
    Aug 29, 2021
  28. Trev16v

    16V Syncro manifold building

    Trev16v, May 23, 2011 ... 2 3 4
    Replies:
    66
    Views:
    17,835
    superferret420
    Jul 5, 2015
Showing threads 1 to 20 of 22,373

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